Răspuns :
a+b+c= 6783
a+b=5714
b+c=4643
a+b=5714 deci 5714+c=6783=> c=1069
b+c=4643 deci b+1069=4643=> b=3574
a+3574+1069=6783=> a=2140
a+b=5714
b+c=4643
a+b=5714 deci 5714+c=6783=> c=1069
b+c=4643 deci b+1069=4643=> b=3574
a+3574+1069=6783=> a=2140
a+b+c=6.783
a+b=5.714
b+c=4.643
Plan si rezolvare
1.Aflam numarul c.
6.783-5.714=1.069
2.Aflam numarul b.
4.643-1.069=3574
3.Aflam numarul a.
5714-3574=2.140
Raspuns:a=2140; b=3.574; c=1069
a+b=5.714
b+c=4.643
Plan si rezolvare
1.Aflam numarul c.
6.783-5.714=1.069
2.Aflam numarul b.
4.643-1.069=3574
3.Aflam numarul a.
5714-3574=2.140
Raspuns:a=2140; b=3.574; c=1069